Desmos Alternatives

Plotly provides a frontend for data visualization used for machine learning and data science models. With Ploty you can

GeoGebra is an interactive geometry, algebra, statistics and calculus application, intended for learning and teaching mathematics and science from primary school to university level. GeoGebra is available on multiple platforms, with apps for desktops, tablets and web.

Bokeh visualization library, documentation site.

WolframAlpha is an online service that answers factual queries directly by computing the answer from externally sourced "curated data" rather than providing a list of documents or web pages that might contain the answer, as a search engine whould. Additional data is gathered from both academic and commercial websites such as CIA's The World Factbook, the United States Geological Survey, Chambers Biographical Dictionary, the Catalogue of Life, CrunchBase, the FAA and optionally a user's social network account.

Matplotlib is a free and open-source data visualization library for Python. With Matplotlib you can vizualize data in plots, charts, histograms and much more.

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MATLAB is a commercial numerical computing environment and programming language developed by MathWorks. The environment provides live editing capabilities where the programming language is used to express matrix manipulation and array mathematics in real-time.

SpeedCrunch is a free and open-source high-precision scientific calculator. The application features a fast, keyboard-driven user interface that displays results as you type. SpeedCrunch comes with over 80 built-in mathematical functions, if that's not enough, you can define your own functions. A library of built-in formulas that allows to you to review and insert commonly used formulas is also included. SpeedCrunch can be downloaded for macOS, Linux and Windows, and is licensed under the GNU General Public License.